Consider the following four statements (I-IV) and select the option which includes all the correct ones only:

I.	Single-cell Spirulina can produce large quantities of food rich in protein, minerals, vitamins, etc.
II.	Body weight-wise, the microorganism Methylophilus methylotrophus may be able to produce several times more proteins than that produced by a cow per day through its milk.
III.	Common button mushrooms are a very rich source of vitamin C.
IV.	A rice variety has been developed which is very rich in calcium.

 

1. Statements (I), (III), and (IV) 

2. Statements (II), (III), and (IV) 

3. Statements (I), (II) 

4. Statements (III), (IV) 

The green revolution in India occurred during:
1.  1970s
2.  1980s
3.  1950s
4.  1960s

The name Norman Borlaug is associated with:

1. Green Revolution

2. White Revolution

3. Yellow Revolution

4. Blue Revolution

Which of the following is generally used for induced mutagenesis in crop plants?

1. Gamma rays (from cobalt 60)

2. Alpha particles

3. X rays

4. UV (260 nm)

Three crops that contribute maximum to global food grain production are:

1. Wheat, rice, and maize

2. Rice, maize, and sorghum

3. Wheat maize, and sorghum

4. Wheat, rice, and barley 

The world's highly prized wool-yielding 'Pashmina' breed is:

1. Kashmir sheep-Afghan sheep cross

2. Goat

3. Sheep

4. Goat-sheep cross

Why is vivipary an undesirable character for annual crop plants?
 

India's wheat yield revolution in the 1960s was possible primarily due to:

1. Increased chlorophyll content

2. Mutations resulting in plant height reduction

3. Quantitative trait mutations

4. Hybrid seeds

Which fungal disease spreads by seed and flowers:

1. Loose smut of Wheat

2. Corn stunt

3. Covered smut of Barley

4. Soft rot of Potato

Which of the following secretes toxins during storage conditions of crop plants:

1. Aspergillus

2. Penicillium

3. Fusarium

4. Colletotrichum